根据对话内容，完成对话中所缺单词，每空填一词。

A: Hi, Kate! Have you ever (1) _________ part in any social activities during summer holidays?

B: Yes, I have been a volunteer in a disabled children's home.

A: Did you spend the whole (2) _________ working there ?

B: Yes.

A: Have you ever told stories to the kids?

B: Yes, I have

A: Have you ever fed the disabled children?

B: No, I haven't. But I have (3) _________ their rooms.

A: What a (4)                  experience!

B: Yes, it was. Though I had no time to travel, I still felt very (5)                .